import java.io.*;
public class Example10_12 {
	public static void main(String args[]) {
		String command = "渡江总攻时间是4月22日晚10点";
		EncryptAndDecrypt person = new EncryptAndDecrypt();
		String password = "Tiger";
		String secret = person.encrypt(command,password); //加密
		File file=new File("secret.txt");
		try{	FileOutputStream fos = new FileOutputStream(file);
			DataOutputStream outData=new DataOutputStream(fos);
			outData.writeUTF(secret);
			System.out.println("加密命令:"+secret);
		} 
		catch(IOException e){}
		try{	FileInputStream fis=new FileInputStream(file);
			DataInputStream inData=new DataInputStream(fis);
			String str = inData.readUTF();
			String mingwen = person.decrypt(str,password);
			System.out.println("解密命令:"+mingwen);       
		}
		catch(IOException e){}
	}
}
